./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a9c94ff3f7a4cc7959f300c80b9f2b63e79e2db35d5e30d3783ff95bcb9ac78c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 21:18:27,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:18:27,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:18:27,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:18:27,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:18:27,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:18:27,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:18:27,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:18:27,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:18:27,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:18:27,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:18:27,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:18:27,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:18:27,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:18:27,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:18:27,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:18:27,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:18:27,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:18:27,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:18:27,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:18:27,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:18:27,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:18:27,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:18:27,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:18:27,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:18:27,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:18:27,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:18:27,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:18:27,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:18:27,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:18:27,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:18:27,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:18:27,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:18:27,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:18:27,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:18:27,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:18:27,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:18:27,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:18:27,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:18:27,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:18:27,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:18:27,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-20 21:18:27,755 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:18:27,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:18:27,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:18:27,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:18:27,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:18:27,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:18:27,757 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:18:27,757 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:18:27,758 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:18:27,758 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:18:27,758 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:18:27,758 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:18:27,759 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:18:27,759 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:18:27,759 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:18:27,759 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:18:27,759 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:18:27,760 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:18:27,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:18:27,761 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:18:27,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:18:27,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:18:27,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:18:27,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:18:27,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:18:27,762 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 21:18:27,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:18:27,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:18:27,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:18:27,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:18:27,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:18:27,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:18:27,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:18:27,764 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:18:27,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:18:27,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:18:27,764 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:18:27,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:18:27,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:18:27,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:18:27,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9c94ff3f7a4cc7959f300c80b9f2b63e79e2db35d5e30d3783ff95bcb9ac78c [2022-11-20 21:18:28,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:18:28,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:18:28,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:18:28,130 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:18:28,131 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:18:28,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_good.i [2022-11-20 21:18:31,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:18:31,489 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:18:31,490 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_08_good.i [2022-11-20 21:18:31,509 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/data/9cb366e7c/caa29faa89fe4247bd595e7b5f7f869c/FLAG34614ad19 [2022-11-20 21:18:31,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/data/9cb366e7c/caa29faa89fe4247bd595e7b5f7f869c [2022-11-20 21:18:31,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:18:31,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:18:31,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:18:31,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:18:31,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:18:31,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:18:31" (1/1) ... [2022-11-20 21:18:31,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725baed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:31, skipping insertion in model container [2022-11-20 21:18:31,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:18:31" (1/1) ... [2022-11-20 21:18:31,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:18:31,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:18:32,009 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:18:32,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:18:32,503 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 21:18:32,535 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 21:18:32,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 21:18:32,793 INFO L208 MainTranslator]: Completed translation [2022-11-20 21:18:32,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32 WrapperNode [2022-11-20 21:18:32,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:18:32,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 21:18:32,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 21:18:32,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 21:18:32,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,878 INFO L138 Inliner]: procedures = 505, calls = 77, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 149 [2022-11-20 21:18:32,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 21:18:32,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 21:18:32,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 21:18:32,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 21:18:32,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 21:18:32,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 21:18:32,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 21:18:32,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 21:18:32,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (1/1) ... [2022-11-20 21:18:32,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:18:32,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:32,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 21:18:32,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 21:18:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 21:18:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 21:18:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 21:18:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 21:18:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 21:18:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 21:18:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 21:18:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 21:18:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 21:18:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-11-20 21:18:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-11-20 21:18:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 21:18:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 21:18:33,159 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 21:18:33,161 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 21:18:33,526 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 21:18:33,807 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 21:18:33,810 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 21:18:33,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:18:33 BoogieIcfgContainer [2022-11-20 21:18:33,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 21:18:33,818 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 21:18:33,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 21:18:33,821 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 21:18:33,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:18:31" (1/3) ... [2022-11-20 21:18:33,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1b4dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:18:33, skipping insertion in model container [2022-11-20 21:18:33,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:18:32" (2/3) ... [2022-11-20 21:18:33,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1b4dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:18:33, skipping insertion in model container [2022-11-20 21:18:33,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:18:33" (3/3) ... [2022-11-20 21:18:33,827 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_08_good.i [2022-11-20 21:18:33,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 21:18:33,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-20 21:18:33,904 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 21:18:33,911 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6dd091ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 21:18:33,911 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-20 21:18:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 38 states have (on average 1.5) internal successors, (57), 54 states have internal predecessors, (57), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-20 21:18:33,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 21:18:33,923 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:33,923 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:33,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:33,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:33,929 INFO L85 PathProgramCache]: Analyzing trace with hash 937562775, now seen corresponding path program 1 times [2022-11-20 21:18:33,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:33,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108106086] [2022-11-20 21:18:33,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:33,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:34,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 21:18:34,245 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:34,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108106086] [2022-11-20 21:18:34,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108106086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:34,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:18:34,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 21:18:34,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666583074] [2022-11-20 21:18:34,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:34,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:34,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:34,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:34,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,285 INFO L87 Difference]: Start difference. First operand has 69 states, 38 states have (on average 1.5) internal successors, (57), 54 states have internal predecessors, (57), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 21:18:34,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:34,400 INFO L93 Difference]: Finished difference Result 113 states and 156 transitions. [2022-11-20 21:18:34,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:34,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 17 [2022-11-20 21:18:34,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:34,419 INFO L225 Difference]: With dead ends: 113 [2022-11-20 21:18:34,419 INFO L226 Difference]: Without dead ends: 102 [2022-11-20 21:18:34,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,427 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 42 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:34,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 163 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 21:18:34,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2022-11-20 21:18:34,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 63. [2022-11-20 21:18:34,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 49 states have internal predecessors, (51), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-20 21:18:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 83 transitions. [2022-11-20 21:18:34,479 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 83 transitions. Word has length 17 [2022-11-20 21:18:34,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:34,480 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 83 transitions. [2022-11-20 21:18:34,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 21:18:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-11-20 21:18:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 21:18:34,481 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:34,482 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:34,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 21:18:34,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:34,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:34,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1000324968, now seen corresponding path program 1 times [2022-11-20 21:18:34,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:34,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457292534] [2022-11-20 21:18:34,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:34,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 21:18:34,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:34,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457292534] [2022-11-20 21:18:34,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457292534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:34,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:18:34,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 21:18:34,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796944888] [2022-11-20 21:18:34,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:34,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:34,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:34,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:34,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,623 INFO L87 Difference]: Start difference. First operand 63 states and 83 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 21:18:34,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:34,680 INFO L93 Difference]: Finished difference Result 102 states and 137 transitions. [2022-11-20 21:18:34,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:34,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 18 [2022-11-20 21:18:34,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:34,682 INFO L225 Difference]: With dead ends: 102 [2022-11-20 21:18:34,682 INFO L226 Difference]: Without dead ends: 101 [2022-11-20 21:18:34,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,684 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 36 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:34,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 181 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:34,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2022-11-20 21:18:34,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 62. [2022-11-20 21:18:34,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 48 states have internal predecessors, (50), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-20 21:18:34,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2022-11-20 21:18:34,696 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 18 [2022-11-20 21:18:34,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:34,697 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2022-11-20 21:18:34,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-20 21:18:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-11-20 21:18:34,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 21:18:34,698 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:34,698 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:34,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 21:18:34,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:34,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:34,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1469313555, now seen corresponding path program 1 times [2022-11-20 21:18:34,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:34,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780049880] [2022-11-20 21:18:34,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:34,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 21:18:34,799 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:34,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780049880] [2022-11-20 21:18:34,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780049880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:34,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:18:34,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 21:18:34,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112983517] [2022-11-20 21:18:34,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:34,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:34,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:34,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:34,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,802 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-20 21:18:34,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:34,844 INFO L93 Difference]: Finished difference Result 87 states and 115 transitions. [2022-11-20 21:18:34,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:34,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 28 [2022-11-20 21:18:34,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:34,847 INFO L225 Difference]: With dead ends: 87 [2022-11-20 21:18:34,847 INFO L226 Difference]: Without dead ends: 86 [2022-11-20 21:18:34,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:34,849 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 24 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:34,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 157 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:34,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2022-11-20 21:18:34,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 61. [2022-11-20 21:18:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3611111111111112) internal successors, (49), 47 states have internal predecessors, (49), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-20 21:18:34,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 81 transitions. [2022-11-20 21:18:34,858 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 81 transitions. Word has length 28 [2022-11-20 21:18:34,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:34,859 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 81 transitions. [2022-11-20 21:18:34,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-20 21:18:34,859 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2022-11-20 21:18:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 21:18:34,860 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:34,861 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:34,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 21:18:34,861 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:34,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:34,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1695920169, now seen corresponding path program 1 times [2022-11-20 21:18:34,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:34,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489332235] [2022-11-20 21:18:34,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 21:18:35,052 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:35,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489332235] [2022-11-20 21:18:35,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489332235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:35,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:18:35,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 21:18:35,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996640270] [2022-11-20 21:18:35,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:35,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:35,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:35,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:35,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:35,056 INFO L87 Difference]: Start difference. First operand 61 states and 81 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-20 21:18:35,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:35,116 INFO L93 Difference]: Finished difference Result 86 states and 114 transitions. [2022-11-20 21:18:35,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:35,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 29 [2022-11-20 21:18:35,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:35,121 INFO L225 Difference]: With dead ends: 86 [2022-11-20 21:18:35,121 INFO L226 Difference]: Without dead ends: 85 [2022-11-20 21:18:35,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 21:18:35,131 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 23 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:35,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 169 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:35,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-11-20 21:18:35,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 60. [2022-11-20 21:18:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 46 states have internal predecessors, (48), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-20 21:18:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 80 transitions. [2022-11-20 21:18:35,144 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 80 transitions. Word has length 29 [2022-11-20 21:18:35,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:35,145 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 80 transitions. [2022-11-20 21:18:35,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-20 21:18:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2022-11-20 21:18:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 21:18:35,146 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:35,146 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:35,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 21:18:35,147 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:35,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:35,148 INFO L85 PathProgramCache]: Analyzing trace with hash -2073541454, now seen corresponding path program 1 times [2022-11-20 21:18:35,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:35,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374770611] [2022-11-20 21:18:35,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:35,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 21:18:35,383 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:35,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374770611] [2022-11-20 21:18:35,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374770611] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:35,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830636322] [2022-11-20 21:18:35,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:35,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:35,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:35,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:35,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 21:18:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:35,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 21:18:35,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 21:18:35,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:18:35,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [830636322] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:35,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:18:35,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-20 21:18:35,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637155156] [2022-11-20 21:18:35,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:35,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:35,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:35,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:35,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:35,634 INFO L87 Difference]: Start difference. First operand 60 states and 80 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 21:18:35,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:35,677 INFO L93 Difference]: Finished difference Result 60 states and 80 transitions. [2022-11-20 21:18:35,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:35,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-11-20 21:18:35,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:35,680 INFO L225 Difference]: With dead ends: 60 [2022-11-20 21:18:35,681 INFO L226 Difference]: Without dead ends: 59 [2022-11-20 21:18:35,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:35,688 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 15 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:35,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 112 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:35,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2022-11-20 21:18:35,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2022-11-20 21:18:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 45 states have internal predecessors, (47), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2022-11-20 21:18:35,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2022-11-20 21:18:35,706 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 38 [2022-11-20 21:18:35,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:35,708 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2022-11-20 21:18:35,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 21:18:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-20 21:18:35,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 21:18:35,712 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:35,712 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:35,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 21:18:35,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:35,918 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:35,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:35,919 INFO L85 PathProgramCache]: Analyzing trace with hash 144724517, now seen corresponding path program 1 times [2022-11-20 21:18:35,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:35,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372527216] [2022-11-20 21:18:35,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:35,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 21:18:36,055 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:36,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372527216] [2022-11-20 21:18:36,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372527216] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:36,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322147869] [2022-11-20 21:18:36,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:36,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:36,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:36,057 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:36,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 21:18:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:36,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 21:18:36,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 21:18:36,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:18:36,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322147869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:36,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:18:36,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-20 21:18:36,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816645486] [2022-11-20 21:18:36,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:36,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:36,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:36,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:36,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:36,236 INFO L87 Difference]: Start difference. First operand 59 states and 79 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 21:18:36,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:36,284 INFO L93 Difference]: Finished difference Result 91 states and 116 transitions. [2022-11-20 21:18:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:36,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 39 [2022-11-20 21:18:36,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:36,287 INFO L225 Difference]: With dead ends: 91 [2022-11-20 21:18:36,288 INFO L226 Difference]: Without dead ends: 77 [2022-11-20 21:18:36,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:36,291 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 10 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:36,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 136 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:36,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-11-20 21:18:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 65. [2022-11-20 21:18:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 49 states have internal predecessors, (53), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-11-20 21:18:36,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 87 transitions. [2022-11-20 21:18:36,314 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 87 transitions. Word has length 39 [2022-11-20 21:18:36,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:36,314 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 87 transitions. [2022-11-20 21:18:36,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 21:18:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2022-11-20 21:18:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 21:18:36,319 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:36,320 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:36,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 21:18:36,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-20 21:18:36,527 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:36,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:36,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1108520060, now seen corresponding path program 1 times [2022-11-20 21:18:36,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:36,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130193872] [2022-11-20 21:18:36,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:36,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 21:18:36,654 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:36,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130193872] [2022-11-20 21:18:36,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130193872] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:36,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918911923] [2022-11-20 21:18:36,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:36,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:36,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:36,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:36,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 21:18:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:36,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 21:18:36,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 21:18:36,822 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:18:36,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918911923] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:36,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:18:36,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-20 21:18:36,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78675391] [2022-11-20 21:18:36,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:36,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 21:18:36,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:36,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 21:18:36,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:36,825 INFO L87 Difference]: Start difference. First operand 65 states and 87 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-20 21:18:36,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:36,863 INFO L93 Difference]: Finished difference Result 92 states and 115 transitions. [2022-11-20 21:18:36,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 21:18:36,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 42 [2022-11-20 21:18:36,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:36,869 INFO L225 Difference]: With dead ends: 92 [2022-11-20 21:18:36,870 INFO L226 Difference]: Without dead ends: 73 [2022-11-20 21:18:36,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 21:18:36,871 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 10 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:36,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 148 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:36,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-11-20 21:18:36,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 62. [2022-11-20 21:18:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 46 states have internal predecessors, (49), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-11-20 21:18:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2022-11-20 21:18:36,896 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 42 [2022-11-20 21:18:36,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:36,897 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2022-11-20 21:18:36,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-20 21:18:36,898 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-11-20 21:18:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 21:18:36,900 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:36,901 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:36,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 21:18:37,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:37,102 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:37,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:37,102 INFO L85 PathProgramCache]: Analyzing trace with hash -102459456, now seen corresponding path program 1 times [2022-11-20 21:18:37,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:37,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375362501] [2022-11-20 21:18:37,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:37,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 21:18:37,198 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:37,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375362501] [2022-11-20 21:18:37,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375362501] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:37,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737471705] [2022-11-20 21:18:37,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:37,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:37,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:37,200 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:37,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 21:18:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:37,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 21:18:37,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:37,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 21:18:37,367 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:18:37,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737471705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:37,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:18:37,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-20 21:18:37,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209709865] [2022-11-20 21:18:37,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:37,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 21:18:37,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:37,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 21:18:37,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:18:37,369 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-20 21:18:37,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:37,412 INFO L93 Difference]: Finished difference Result 97 states and 123 transitions. [2022-11-20 21:18:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 21:18:37,413 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2022-11-20 21:18:37,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:37,414 INFO L225 Difference]: With dead ends: 97 [2022-11-20 21:18:37,414 INFO L226 Difference]: Without dead ends: 62 [2022-11-20 21:18:37,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:18:37,415 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 0 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:37,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 193 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:37,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-11-20 21:18:37,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-11-20 21:18:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 46 states have internal predecessors, (48), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-11-20 21:18:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2022-11-20 21:18:37,422 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 48 [2022-11-20 21:18:37,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:37,422 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2022-11-20 21:18:37,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-20 21:18:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-11-20 21:18:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 21:18:37,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:37,424 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:37,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 21:18:37,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:37,630 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:37,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:37,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1704509761, now seen corresponding path program 1 times [2022-11-20 21:18:37,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:37,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151819651] [2022-11-20 21:18:37,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:37,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:37,759 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 21:18:37,760 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:37,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151819651] [2022-11-20 21:18:37,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151819651] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:37,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138622831] [2022-11-20 21:18:37,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:37,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:37,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:37,762 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:37,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 21:18:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:37,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 21:18:37,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 21:18:37,942 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:18:37,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138622831] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:37,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:18:37,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-20 21:18:37,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196023626] [2022-11-20 21:18:37,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:37,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 21:18:37,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:37,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 21:18:37,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:18:37,944 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-20 21:18:37,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:37,989 INFO L93 Difference]: Finished difference Result 75 states and 95 transitions. [2022-11-20 21:18:37,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 21:18:37,990 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 49 [2022-11-20 21:18:37,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:37,992 INFO L225 Difference]: With dead ends: 75 [2022-11-20 21:18:37,993 INFO L226 Difference]: Without dead ends: 62 [2022-11-20 21:18:37,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 21:18:37,995 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:37,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 190 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:37,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-11-20 21:18:38,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-11-20 21:18:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 46 states have internal predecessors, (46), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 14 states have call predecessors, (17), 17 states have call successors, (17) [2022-11-20 21:18:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 80 transitions. [2022-11-20 21:18:38,005 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 80 transitions. Word has length 49 [2022-11-20 21:18:38,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:38,005 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 80 transitions. [2022-11-20 21:18:38,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-20 21:18:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-11-20 21:18:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 21:18:38,007 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:38,007 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:38,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 21:18:38,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:38,218 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:38,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:38,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1729429579, now seen corresponding path program 1 times [2022-11-20 21:18:38,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:38,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362402455] [2022-11-20 21:18:38,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:38,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:18:38,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:38,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362402455] [2022-11-20 21:18:38,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362402455] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:18:38,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 21:18:38,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 21:18:38,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947584987] [2022-11-20 21:18:38,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:18:38,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 21:18:38,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:18:38,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 21:18:38,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 21:18:38,340 INFO L87 Difference]: Start difference. First operand 62 states and 80 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-20 21:18:38,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:18:38,386 INFO L93 Difference]: Finished difference Result 77 states and 94 transitions. [2022-11-20 21:18:38,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 21:18:38,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-11-20 21:18:38,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:18:38,388 INFO L225 Difference]: With dead ends: 77 [2022-11-20 21:18:38,388 INFO L226 Difference]: Without dead ends: 57 [2022-11-20 21:18:38,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 21:18:38,389 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:18:38,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 182 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:18:38,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-20 21:18:38,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-20 21:18:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 36 states have (on average 1.1666666666666667) internal successors, (42), 42 states have internal predecessors, (42), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2022-11-20 21:18:38,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2022-11-20 21:18:38,394 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 53 [2022-11-20 21:18:38,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:18:38,394 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2022-11-20 21:18:38,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-20 21:18:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-11-20 21:18:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 21:18:38,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:18:38,396 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:18:38,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 21:18:38,396 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:18:38,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:18:38,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1623266638, now seen corresponding path program 1 times [2022-11-20 21:18:38,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:18:38,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322210080] [2022-11-20 21:18:38,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:38,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:18:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 21:18:38,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:18:38,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322210080] [2022-11-20 21:18:38,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322210080] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:18:38,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914898766] [2022-11-20 21:18:38,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:18:38,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:18:38,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:18:38,535 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:18:38,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 21:18:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:18:38,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:18:38,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:18:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 21:18:38,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:18:38,830 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 21:18:38,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914898766] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:18:38,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1245159245] [2022-11-20 21:18:38,864 INFO L159 IcfgInterpreter]: Started Sifa with 44 locations of interest [2022-11-20 21:18:38,864 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:18:38,869 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:18:38,875 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:18:38,875 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:18:42,828 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:18:42,853 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 31 for LOIs [2022-11-20 21:18:42,857 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:18:42,876 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-11-20 21:18:42,909 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:20:02,389 WARN L233 SmtUtils]: Spent 1.25m on a formula simplification. DAG size of input: 212 DAG size of output: 141 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:20:07,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1245159245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:20:07,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:20:07,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [4, 4, 4] total 36 [2022-11-20 21:20:07,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419511492] [2022-11-20 21:20:07,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:20:07,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-11-20 21:20:07,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:20:07,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-11-20 21:20:07,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1151, Unknown=0, NotChecked=0, Total=1332 [2022-11-20 21:20:07,512 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand has 30 states, 20 states have (on average 1.45) internal successors, (29), 23 states have internal predecessors, (29), 10 states have call successors, (10), 3 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-20 21:20:08,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:20:08,247 INFO L93 Difference]: Finished difference Result 125 states and 148 transitions. [2022-11-20 21:20:08,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-20 21:20:08,247 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 20 states have (on average 1.45) internal successors, (29), 23 states have internal predecessors, (29), 10 states have call successors, (10), 3 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 55 [2022-11-20 21:20:08,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:20:08,248 INFO L225 Difference]: With dead ends: 125 [2022-11-20 21:20:08,248 INFO L226 Difference]: Without dead ends: 101 [2022-11-20 21:20:08,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 127 SyntacticMatches, 5 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 84.6s TimeCoverageRelationStatistics Valid=181, Invalid=1151, Unknown=0, NotChecked=0, Total=1332 [2022-11-20 21:20:08,250 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 67 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 59 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 21:20:08,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 440 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 506 Invalid, 0 Unknown, 59 Unchecked, 0.7s Time] [2022-11-20 21:20:08,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2022-11-20 21:20:08,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 94. [2022-11-20 21:20:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 59 states have (on average 1.11864406779661) internal successors, (66), 66 states have internal predecessors, (66), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 19 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-20 21:20:08,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 114 transitions. [2022-11-20 21:20:08,265 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 114 transitions. Word has length 55 [2022-11-20 21:20:08,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:20:08,267 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 114 transitions. [2022-11-20 21:20:08,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 20 states have (on average 1.45) internal successors, (29), 23 states have internal predecessors, (29), 10 states have call successors, (10), 3 states have call predecessors, (10), 4 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-11-20 21:20:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 114 transitions. [2022-11-20 21:20:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 21:20:08,268 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:20:08,269 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:20:08,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-20 21:20:08,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:20:08,474 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:20:08,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:20:08,475 INFO L85 PathProgramCache]: Analyzing trace with hash 569938817, now seen corresponding path program 1 times [2022-11-20 21:20:08,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:20:08,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519221413] [2022-11-20 21:20:08,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:08,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:20:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:20:08,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:20:08,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519221413] [2022-11-20 21:20:08,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519221413] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:20:08,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388205172] [2022-11-20 21:20:08,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:08,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:20:08,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:20:08,572 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:20:08,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-20 21:20:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:08,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 21:20:08,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:20:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 21:20:08,726 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 21:20:08,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388205172] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:20:08,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 21:20:08,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2022-11-20 21:20:08,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301088399] [2022-11-20 21:20:08,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:20:08,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 21:20:08,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:20:08,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 21:20:08,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 21:20:08,729 INFO L87 Difference]: Start difference. First operand 94 states and 114 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-20 21:20:08,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:20:08,776 INFO L93 Difference]: Finished difference Result 136 states and 162 transitions. [2022-11-20 21:20:08,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 21:20:08,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-20 21:20:08,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:20:08,778 INFO L225 Difference]: With dead ends: 136 [2022-11-20 21:20:08,778 INFO L226 Difference]: Without dead ends: 93 [2022-11-20 21:20:08,779 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 21:20:08,780 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 0 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:20:08,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 21:20:08,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-11-20 21:20:08,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2022-11-20 21:20:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 59 states have (on average 1.1016949152542372) internal successors, (65), 65 states have internal predecessors, (65), 23 states have call successors, (23), 9 states have call predecessors, (23), 9 states have return successors, (23), 19 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:20:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 111 transitions. [2022-11-20 21:20:08,795 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 111 transitions. Word has length 57 [2022-11-20 21:20:08,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:20:08,796 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 111 transitions. [2022-11-20 21:20:08,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-20 21:20:08,796 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2022-11-20 21:20:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 21:20:08,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:20:08,797 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:20:08,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-20 21:20:09,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-20 21:20:09,003 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:20:09,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:20:09,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1725580641, now seen corresponding path program 1 times [2022-11-20 21:20:09,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:20:09,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282894420] [2022-11-20 21:20:09,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:09,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:20:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:09,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:20:09,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282894420] [2022-11-20 21:20:09,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282894420] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:20:09,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577649450] [2022-11-20 21:20:09,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:09,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:20:09,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:20:09,170 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:20:09,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-20 21:20:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:09,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:20:09,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:20:09,352 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:09,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:20:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:09,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1577649450] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:20:09,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [181488097] [2022-11-20 21:20:09,448 INFO L159 IcfgInterpreter]: Started Sifa with 46 locations of interest [2022-11-20 21:20:09,449 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:20:09,449 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:20:09,450 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:20:09,450 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:20:12,482 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:20:12,494 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 31 for LOIs [2022-11-20 21:20:12,497 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:20:12,508 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-11-20 21:20:12,532 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:20:25,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [181488097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:20:25,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:20:25,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [4, 4, 4] total 37 [2022-11-20 21:20:25,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064025621] [2022-11-20 21:20:25,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:20:25,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-20 21:20:25,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:20:25,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-20 21:20:25,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 21:20:25,726 INFO L87 Difference]: Start difference. First operand 93 states and 111 transitions. Second operand has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:20:26,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:20:26,738 INFO L93 Difference]: Finished difference Result 124 states and 144 transitions. [2022-11-20 21:20:26,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 21:20:26,739 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 59 [2022-11-20 21:20:26,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:20:26,740 INFO L225 Difference]: With dead ends: 124 [2022-11-20 21:20:26,740 INFO L226 Difference]: Without dead ends: 97 [2022-11-20 21:20:26,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 138 SyntacticMatches, 5 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 21:20:26,741 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 67 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 178 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:20:26,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 587 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 719 Invalid, 0 Unknown, 178 Unchecked, 1.0s Time] [2022-11-20 21:20:26,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2022-11-20 21:20:26,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 90. [2022-11-20 21:20:26,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 58 states have (on average 1.0862068965517242) internal successors, (63), 63 states have internal predecessors, (63), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 19 states have call predecessors, (22), 22 states have call successors, (22) [2022-11-20 21:20:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 107 transitions. [2022-11-20 21:20:26,754 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 107 transitions. Word has length 59 [2022-11-20 21:20:26,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:20:26,754 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 107 transitions. [2022-11-20 21:20:26,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:20:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2022-11-20 21:20:26,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 21:20:26,755 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:20:26,756 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:20:26,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-20 21:20:26,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-20 21:20:26,968 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:20:26,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:20:26,968 INFO L85 PathProgramCache]: Analyzing trace with hash 816440348, now seen corresponding path program 1 times [2022-11-20 21:20:26,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:20:26,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125023262] [2022-11-20 21:20:26,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:26,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:20:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:27,117 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:27,117 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:20:27,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125023262] [2022-11-20 21:20:27,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125023262] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:20:27,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005282709] [2022-11-20 21:20:27,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:20:27,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:20:27,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:20:27,119 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:20:27,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-20 21:20:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:20:27,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:20:27,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:20:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:27,305 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:20:27,389 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:20:27,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005282709] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:20:27,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [151564869] [2022-11-20 21:20:27,397 INFO L159 IcfgInterpreter]: Started Sifa with 46 locations of interest [2022-11-20 21:20:27,397 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:20:27,399 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:20:27,399 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:20:27,399 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:20:30,915 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:20:30,931 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 31 for LOIs [2022-11-20 21:20:30,933 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:20:30,949 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-11-20 21:20:30,988 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:20:53,648 WARN L233 SmtUtils]: Spent 17.81s on a formula simplification. DAG size of input: 207 DAG size of output: 139 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:21:00,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [151564869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:21:00,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:21:00,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [4, 4, 4] total 37 [2022-11-20 21:21:00,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773322319] [2022-11-20 21:21:00,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:21:00,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-20 21:21:00,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:21:00,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-20 21:21:00,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1220, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 21:21:00,533 INFO L87 Difference]: Start difference. First operand 90 states and 107 transitions. Second operand has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:21:01,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:21:01,091 INFO L93 Difference]: Finished difference Result 162 states and 185 transitions. [2022-11-20 21:21:01,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 21:21:01,092 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 59 [2022-11-20 21:21:01,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:21:01,093 INFO L225 Difference]: With dead ends: 162 [2022-11-20 21:21:01,093 INFO L226 Difference]: Without dead ends: 138 [2022-11-20 21:21:01,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 137 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 29.6s TimeCoverageRelationStatistics Valid=186, Invalid=1220, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 21:21:01,094 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 69 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 241 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 21:21:01,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 444 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 440 Invalid, 0 Unknown, 241 Unchecked, 0.5s Time] [2022-11-20 21:21:01,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2022-11-20 21:21:01,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 131. [2022-11-20 21:21:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 83 states have (on average 1.072289156626506) internal successors, (89), 89 states have internal predecessors, (89), 31 states have call successors, (31), 15 states have call predecessors, (31), 15 states have return successors, (31), 27 states have call predecessors, (31), 31 states have call successors, (31) [2022-11-20 21:21:01,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 151 transitions. [2022-11-20 21:21:01,115 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 151 transitions. Word has length 59 [2022-11-20 21:21:01,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:21:01,116 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 151 transitions. [2022-11-20 21:21:01,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 21 states have (on average 1.4285714285714286) internal successors, (30), 24 states have internal predecessors, (30), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:21:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2022-11-20 21:21:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 21:21:01,117 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:21:01,117 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:21:01,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-20 21:21:01,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:21:01,324 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:21:01,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:21:01,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1581739411, now seen corresponding path program 1 times [2022-11-20 21:21:01,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:21:01,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352245286] [2022-11-20 21:21:01,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:21:01,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:21:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:21:01,467 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:21:01,467 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:21:01,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352245286] [2022-11-20 21:21:01,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352245286] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:21:01,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535136213] [2022-11-20 21:21:01,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:21:01,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:21:01,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:21:01,470 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:21:01,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-20 21:21:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:21:01,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:21:01,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:21:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:21:01,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:21:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:21:01,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535136213] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:21:01,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1178670632] [2022-11-20 21:21:01,756 INFO L159 IcfgInterpreter]: Started Sifa with 48 locations of interest [2022-11-20 21:21:01,756 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:21:01,756 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:21:01,756 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:21:01,757 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:21:04,454 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:21:04,470 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 76 for LOIs [2022-11-20 21:21:04,491 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:21:04,507 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-11-20 21:21:04,516 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:22:02,001 WARN L233 SmtUtils]: Spent 53.82s on a formula simplification. DAG size of input: 207 DAG size of output: 139 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:22:21,620 WARN L233 SmtUtils]: Spent 17.73s on a formula simplification. DAG size of input: 212 DAG size of output: 152 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:22:28,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1178670632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:22:28,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:22:28,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 38 [2022-11-20 21:22:28,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045204324] [2022-11-20 21:22:28,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:22:28,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-11-20 21:22:28,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:22:28,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-11-20 21:22:28,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1274, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:22:28,860 INFO L87 Difference]: Start difference. First operand 131 states and 151 transitions. Second operand has 32 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 25 states have internal predecessors, (32), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:22:29,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:22:29,528 INFO L93 Difference]: Finished difference Result 138 states and 157 transitions. [2022-11-20 21:22:29,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 21:22:29,528 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 25 states have internal predecessors, (32), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 61 [2022-11-20 21:22:29,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:22:29,529 INFO L225 Difference]: With dead ends: 138 [2022-11-20 21:22:29,529 INFO L226 Difference]: Without dead ends: 99 [2022-11-20 21:22:29,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 141 SyntacticMatches, 7 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 84.4s TimeCoverageRelationStatistics Valid=208, Invalid=1274, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:22:29,531 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 52 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 174 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 21:22:29,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 228 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 507 Invalid, 0 Unknown, 174 Unchecked, 0.6s Time] [2022-11-20 21:22:29,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-11-20 21:22:29,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2022-11-20 21:22:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 62 states have (on average 1.0806451612903225) internal successors, (67), 67 states have internal predecessors, (67), 23 states have call successors, (23), 12 states have call predecessors, (23), 12 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:22:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2022-11-20 21:22:29,546 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 61 [2022-11-20 21:22:29,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:22:29,546 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2022-11-20 21:22:29,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 25 states have internal predecessors, (32), 11 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:22:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2022-11-20 21:22:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 21:22:29,548 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:22:29,548 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:22:29,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-20 21:22:29,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:22:29,754 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:22:29,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:22:29,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1588117176, now seen corresponding path program 1 times [2022-11-20 21:22:29,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:22:29,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59879342] [2022-11-20 21:22:29,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:22:29,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:22:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:22:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:22:29,920 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:22:29,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59879342] [2022-11-20 21:22:29,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59879342] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:22:29,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323833337] [2022-11-20 21:22:29,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:22:29,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:22:29,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:22:29,922 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:22:29,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-20 21:22:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:22:30,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:22:30,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:22:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:22:30,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:22:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-20 21:22:30,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323833337] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:22:30,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2029543282] [2022-11-20 21:22:30,181 INFO L159 IcfgInterpreter]: Started Sifa with 48 locations of interest [2022-11-20 21:22:30,181 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:22:30,182 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:22:30,182 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:22:30,182 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:22:34,362 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:22:34,374 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 56 for LOIs [2022-11-20 21:22:34,384 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:22:34,396 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-11-20 21:22:34,404 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:23:37,982 WARN L233 SmtUtils]: Spent 52.87s on a formula simplification. DAG size of input: 203 DAG size of output: 145 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:24:33,167 WARN L233 SmtUtils]: Spent 52.98s on a formula simplification. DAG size of input: 204 DAG size of output: 146 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:25:25,968 WARN L233 SmtUtils]: Spent 50.60s on a formula simplification. DAG size of input: 206 DAG size of output: 103 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:26:21,117 WARN L233 SmtUtils]: Spent 50.63s on a formula simplification. DAG size of input: 213 DAG size of output: 106 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:27:37,355 WARN L233 SmtUtils]: Spent 1.18m on a formula simplification. DAG size of input: 220 DAG size of output: 101 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:28:57,346 WARN L233 SmtUtils]: Spent 1.24m on a formula simplification. DAG size of input: 302 DAG size of output: 145 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:28:59,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [2029543282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:28:59,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:28:59,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 38 [2022-11-20 21:28:59,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904421306] [2022-11-20 21:28:59,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:28:59,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-11-20 21:28:59,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:28:59,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-11-20 21:28:59,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1275, Unknown=8, NotChecked=0, Total=1482 [2022-11-20 21:28:59,031 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand has 32 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:29:00,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:29:00,076 INFO L93 Difference]: Finished difference Result 128 states and 145 transitions. [2022-11-20 21:29:00,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 21:29:00,077 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 61 [2022-11-20 21:29:00,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:29:00,078 INFO L225 Difference]: With dead ends: 128 [2022-11-20 21:29:00,078 INFO L226 Difference]: Without dead ends: 106 [2022-11-20 21:29:00,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 140 SyntacticMatches, 8 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 597 ImplicationChecksByTransitivity, 384.6s TimeCoverageRelationStatistics Valid=199, Invalid=1275, Unknown=8, NotChecked=0, Total=1482 [2022-11-20 21:29:00,079 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 103 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 244 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-20 21:29:00,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 305 Invalid, 978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 700 Invalid, 0 Unknown, 244 Unchecked, 1.0s Time] [2022-11-20 21:29:00,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2022-11-20 21:29:00,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 99. [2022-11-20 21:29:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 62 states have (on average 1.064516129032258) internal successors, (66), 66 states have internal predecessors, (66), 23 states have call successors, (23), 12 states have call predecessors, (23), 12 states have return successors, (23), 20 states have call predecessors, (23), 23 states have call successors, (23) [2022-11-20 21:29:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2022-11-20 21:29:00,095 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 61 [2022-11-20 21:29:00,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:29:00,096 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2022-11-20 21:29:00,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 26 states have internal predecessors, (32), 11 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 21:29:00,096 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2022-11-20 21:29:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 21:29:00,097 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:29:00,097 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:29:00,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-20 21:29:00,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-20 21:29:00,298 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:29:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:29:00,299 INFO L85 PathProgramCache]: Analyzing trace with hash 541191945, now seen corresponding path program 1 times [2022-11-20 21:29:00,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:29:00,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386438254] [2022-11-20 21:29:00,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:29:00,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:29:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:29:00,436 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:29:00,436 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:29:00,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386438254] [2022-11-20 21:29:00,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386438254] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:29:00,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640335134] [2022-11-20 21:29:00,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:29:00,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:29:00,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:29:00,438 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:29:00,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-20 21:29:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:29:00,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:29:00,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:29:00,648 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:29:00,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:29:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:29:00,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640335134] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:29:00,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2002452061] [2022-11-20 21:29:00,752 INFO L159 IcfgInterpreter]: Started Sifa with 48 locations of interest [2022-11-20 21:29:00,752 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:29:00,752 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:29:00,752 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:29:00,753 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:29:03,969 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:29:03,979 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 31 for LOIs [2022-11-20 21:29:03,982 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:29:03,996 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 35 for LOIs [2022-11-20 21:29:03,999 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:30:26,177 WARN L233 SmtUtils]: Spent 1.25m on a formula simplification. DAG size of input: 213 DAG size of output: 142 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:30:31,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [2002452061] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:30:31,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:30:31,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 38 [2022-11-20 21:30:31,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609394388] [2022-11-20 21:30:31,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:30:31,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-11-20 21:30:31,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:30:31,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-11-20 21:30:31,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1284, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:30:31,028 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand has 32 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 25 states have internal predecessors, (31), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:30:31,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:30:31,995 INFO L93 Difference]: Finished difference Result 130 states and 145 transitions. [2022-11-20 21:30:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 21:30:31,996 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 25 states have internal predecessors, (31), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 63 [2022-11-20 21:30:31,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:30:31,997 INFO L225 Difference]: With dead ends: 130 [2022-11-20 21:30:31,997 INFO L226 Difference]: Without dead ends: 103 [2022-11-20 21:30:31,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 148 SyntacticMatches, 6 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 87.1s TimeCoverageRelationStatistics Valid=198, Invalid=1284, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:30:31,998 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 95 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 170 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-20 21:30:31,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 307 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 826 Invalid, 0 Unknown, 170 Unchecked, 0.9s Time] [2022-11-20 21:30:31,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2022-11-20 21:30:32,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 96. [2022-11-20 21:30:32,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 64 states have internal predecessors, (64), 22 states have call successors, (22), 11 states have call predecessors, (22), 11 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2022-11-20 21:30:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 108 transitions. [2022-11-20 21:30:32,017 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 108 transitions. Word has length 63 [2022-11-20 21:30:32,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:30:32,018 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 108 transitions. [2022-11-20 21:30:32,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 25 states have internal predecessors, (31), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:30:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2022-11-20 21:30:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 21:30:32,019 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:30:32,019 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:30:32,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-11-20 21:30:32,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-20 21:30:32,225 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:30:32,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:30:32,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1893191811, now seen corresponding path program 1 times [2022-11-20 21:30:32,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:30:32,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021795066] [2022-11-20 21:30:32,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:30:32,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:30:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:30:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:32,354 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:30:32,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021795066] [2022-11-20 21:30:32,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021795066] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:30:32,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845764606] [2022-11-20 21:30:32,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:30:32,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:30:32,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:30:32,359 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:30:32,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-11-20 21:30:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:30:32,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:30:32,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:30:32,566 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:32,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:30:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:32,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [845764606] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:30:32,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [966487940] [2022-11-20 21:30:32,645 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-20 21:30:32,645 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:30:32,645 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:30:32,645 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:30:32,645 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:30:35,900 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:30:35,916 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 76 for LOIs [2022-11-20 21:30:35,935 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:30:35,950 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-11-20 21:30:35,973 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:30:49,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [966487940] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:30:49,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:30:49,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [4, 4, 4] total 39 [2022-11-20 21:30:49,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339386645] [2022-11-20 21:30:49,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:30:49,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-11-20 21:30:49,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:30:49,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-20 21:30:49,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=213, Invalid=1347, Unknown=0, NotChecked=0, Total=1560 [2022-11-20 21:30:49,819 INFO L87 Difference]: Start difference. First operand 96 states and 108 transitions. Second operand has 33 states, 23 states have (on average 1.434782608695652) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:30:50,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:30:50,504 INFO L93 Difference]: Finished difference Result 103 states and 114 transitions. [2022-11-20 21:30:50,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-20 21:30:50,505 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 23 states have (on average 1.434782608695652) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 65 [2022-11-20 21:30:50,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:30:50,505 INFO L225 Difference]: With dead ends: 103 [2022-11-20 21:30:50,505 INFO L226 Difference]: Without dead ends: 61 [2022-11-20 21:30:50,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 151 SyntacticMatches, 8 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 13.9s TimeCoverageRelationStatistics Valid=213, Invalid=1347, Unknown=0, NotChecked=0, Total=1560 [2022-11-20 21:30:50,507 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 49 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 61 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 21:30:50,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 291 Invalid, 562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 485 Invalid, 0 Unknown, 61 Unchecked, 0.6s Time] [2022-11-20 21:30:50,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2022-11-20 21:30:50,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2022-11-20 21:30:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 41 states have internal predecessors, (41), 13 states have call successors, (13), 7 states have call predecessors, (13), 7 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-11-20 21:30:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2022-11-20 21:30:50,519 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 65 [2022-11-20 21:30:50,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:30:50,519 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2022-11-20 21:30:50,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 23 states have (on average 1.434782608695652) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 3 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:30:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2022-11-20 21:30:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 21:30:50,520 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:30:50,520 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:30:50,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-11-20 21:30:50,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:30:50,726 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:30:50,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:30:50,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1822108107, now seen corresponding path program 1 times [2022-11-20 21:30:50,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:30:50,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031102623] [2022-11-20 21:30:50,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:30:50,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:30:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:30:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:50,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:30:50,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031102623] [2022-11-20 21:30:50,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031102623] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:30:50,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709625696] [2022-11-20 21:30:50,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:30:50,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:30:50,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:30:50,863 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:30:50,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-20 21:30:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:30:51,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:30:51,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:30:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:51,055 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:30:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-20 21:30:51,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709625696] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:30:51,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [158646198] [2022-11-20 21:30:51,147 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-20 21:30:51,147 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:30:51,148 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:30:51,148 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:30:51,148 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:30:55,007 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:30:55,017 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 56 for LOIs [2022-11-20 21:30:55,028 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:30:55,048 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 113 for LOIs [2022-11-20 21:30:55,076 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:32:24,347 WARN L233 SmtUtils]: Spent 1.34m on a formula simplification. DAG size of input: 226 DAG size of output: 99 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:32:29,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [158646198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:32:29,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:32:29,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [4, 4, 4] total 38 [2022-11-20 21:32:29,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373573473] [2022-11-20 21:32:29,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:32:29,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-11-20 21:32:29,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:32:29,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-11-20 21:32:29,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=1278, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:32:29,616 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand has 32 states, 22 states have (on average 1.5) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:32:30,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:32:30,510 INFO L93 Difference]: Finished difference Result 83 states and 93 transitions. [2022-11-20 21:32:30,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-11-20 21:32:30,511 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 22 states have (on average 1.5) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 65 [2022-11-20 21:32:30,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:32:30,512 INFO L225 Difference]: With dead ends: 83 [2022-11-20 21:32:30,512 INFO L226 Difference]: Without dead ends: 58 [2022-11-20 21:32:30,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 151 SyntacticMatches, 9 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 94.6s TimeCoverageRelationStatistics Valid=204, Invalid=1278, Unknown=0, NotChecked=0, Total=1482 [2022-11-20 21:32:30,513 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 94 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 187 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-20 21:32:30,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 110 Invalid, 837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 616 Invalid, 0 Unknown, 187 Unchecked, 0.9s Time] [2022-11-20 21:32:30,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-11-20 21:32:30,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2022-11-20 21:32:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 39 states have internal predecessors, (39), 12 states have call successors, (12), 6 states have call predecessors, (12), 6 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:32:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 63 transitions. [2022-11-20 21:32:30,526 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 63 transitions. Word has length 65 [2022-11-20 21:32:30,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:32:30,526 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 63 transitions. [2022-11-20 21:32:30,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 22 states have (on average 1.5) internal successors, (33), 26 states have internal predecessors, (33), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:32:30,527 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2022-11-20 21:32:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 21:32:30,528 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 21:32:30,528 INFO L195 NwaCegarLoop]: trace histogram [6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:32:30,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-20 21:32:30,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:32:30,733 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 21:32:30,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 21:32:30,734 INFO L85 PathProgramCache]: Analyzing trace with hash -986842199, now seen corresponding path program 1 times [2022-11-20 21:32:30,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-20 21:32:30,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670697013] [2022-11-20 21:32:30,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:32:30,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 21:32:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:32:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:32:30,870 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-20 21:32:30,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670697013] [2022-11-20 21:32:30,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670697013] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 21:32:30,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944582835] [2022-11-20 21:32:30,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 21:32:30,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:32:30,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 [2022-11-20 21:32:30,872 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 21:32:30,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-11-20 21:32:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 21:32:31,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 21:32:31,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 21:32:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:32:31,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 21:32:31,158 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 21:32:31,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944582835] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 21:32:31,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [83968773] [2022-11-20 21:32:31,163 INFO L159 IcfgInterpreter]: Started Sifa with 52 locations of interest [2022-11-20 21:32:31,163 INFO L166 IcfgInterpreter]: Building call graph [2022-11-20 21:32:31,163 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-20 21:32:31,163 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-20 21:32:31,164 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-20 21:32:35,051 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsTrue with input of size 99 for LOIs [2022-11-20 21:32:35,063 INFO L197 IcfgInterpreter]: Interpreting procedure printIntLine with input of size 28 for LOIs [2022-11-20 21:32:35,065 INFO L197 IcfgInterpreter]: Interpreting procedure staticReturnsFalse with input of size 99 for LOIs [2022-11-20 21:32:35,082 INFO L197 IcfgInterpreter]: Interpreting procedure printLine with input of size 77 for LOIs [2022-11-20 21:32:35,091 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-20 21:32:42,496 WARN L233 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 207 DAG size of output: 147 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 21:32:53,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [83968773] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 21:32:53,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-20 21:32:53,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [4, 4, 4] total 39 [2022-11-20 21:32:53,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490667108] [2022-11-20 21:32:53,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 21:32:53,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-11-20 21:32:53,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-20 21:32:53,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-11-20 21:32:53,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1341, Unknown=0, NotChecked=0, Total=1560 [2022-11-20 21:32:53,692 INFO L87 Difference]: Start difference. First operand 58 states and 63 transitions. Second operand has 33 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 27 states have internal predecessors, (35), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:32:54,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 21:32:54,440 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions. [2022-11-20 21:32:54,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-20 21:32:54,441 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 27 states have internal predecessors, (35), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 67 [2022-11-20 21:32:54,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 21:32:54,441 INFO L225 Difference]: With dead ends: 58 [2022-11-20 21:32:54,442 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 21:32:54,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 156 SyntacticMatches, 9 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 564 ImplicationChecksByTransitivity, 18.6s TimeCoverageRelationStatistics Valid=219, Invalid=1341, Unknown=0, NotChecked=0, Total=1560 [2022-11-20 21:32:54,443 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 55 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 48 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 21:32:54,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 55 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 572 Invalid, 0 Unknown, 48 Unchecked, 0.7s Time] [2022-11-20 21:32:54,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 21:32:54,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 21:32:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 21:32:54,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 21:32:54,444 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2022-11-20 21:32:54,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 21:32:54,445 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 21:32:54,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 27 states have internal predecessors, (35), 12 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 21:32:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 21:32:54,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 21:32:54,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-20 21:32:54,448 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-20 21:32:54,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-20 21:32:54,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-20 21:32:54,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-20 21:32:54,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-20 21:32:54,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-20 21:32:54,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-20 21:32:54,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-11-20 21:32:54,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 21:32:54,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 21:33:16,447 WARN L233 SmtUtils]: Spent 15.68s on a formula simplification. DAG size of input: 429 DAG size of output: 137 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 21:33:21,953 INFO L902 garLoopResultBuilder]: At program point printLineENTRY(lines 1412 1418) the Hoare annotation is: true [2022-11-20 21:33:21,953 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2022-11-20 21:33:21,954 INFO L899 garLoopResultBuilder]: For program point staticReturnsFalseEXIT(lines 1552 1555) no Hoare annotation was computed. [2022-11-20 21:33:21,954 INFO L902 garLoopResultBuilder]: At program point staticReturnsFalseENTRY(lines 1552 1555) the Hoare annotation is: true [2022-11-20 21:33:21,954 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2022-11-20 21:33:21,954 INFO L902 garLoopResultBuilder]: At program point printIntLineENTRY(lines 1426 1429) the Hoare annotation is: true [2022-11-20 21:33:21,954 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1598) no Hoare annotation was computed. [2022-11-20 21:33:21,954 INFO L899 garLoopResultBuilder]: For program point L1629(lines 1629 1645) no Hoare annotation was computed. [2022-11-20 21:33:21,954 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1604) no Hoare annotation was computed. [2022-11-20 21:33:21,955 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: (let ((.cse21 (= ~globalArgv~0.base 0)) (.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse4 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse5 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse6 (= (select |#length| 6) 18)) (.cse7 (= (select (select |#memory_int| 1) 0) 0)) (.cse8 (= ~globalArgv~0.offset 0)) (.cse9 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse10 (= (select |#valid| 3) 1)) (.cse11 (= (select |#valid| 7) 1)) (.cse12 (= 21 (select |#length| 5))) (.cse13 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse15 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse16 (= (select |#length| 3) 54)) (.cse17 (= 16 (select |#length| 7))) (.cse18 (= (select |#valid| 4) 1)) (.cse19 (= (select |#valid| 1) 1)) (.cse20 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse22 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse23 (= (select |#valid| 0) 0)) (.cse24 (= (select |#length| 1) 1)) (.cse25 (= (select |#valid| 2) 1)) (.cse26 (= |#NULL.offset| 0)) (.cse27 (= ~globalFalse~0 0)) (.cse34 (= ~globalArgc~0 0)) (.cse35 (= (select |#valid| 6) 1)) (.cse36 (= 5 ~globalFive~0)) (.cse37 (= (select |#length| 4) 54)) (.cse38 (< 0 |#StackHeapBarrier|)) (.cse39 (= |#NULL.base| 0)) (.cse40 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16| Int) (v_~bitwiseXor_103 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| Int) (v_~bitwiseXor_100 Int) (v_~bitwiseXor_102 Int) (v_~bitwiseXor_101 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16|) (= |ULTIMATE.start_goodB2G1_~data~0#1| (let ((.cse28 (mod (let ((.cse30 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16|)) (.cse32 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16|))) (let ((.cse29 (= .cse32 0)) (.cse31 (= .cse30 0)) (.cse33 (= .cse30 .cse32))) (ite (= (ite .cse29 .cse30 (ite .cse31 .cse32 (ite .cse33 0 v_~bitwiseXor_100))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| 0) (ite .cse29 .cse30 (ite .cse31 .cse32 (ite .cse33 0 v_~bitwiseXor_101))) (ite (= (ite .cse29 .cse30 (ite .cse31 .cse32 (ite .cse33 0 v_~bitwiseXor_102))) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16|) 0 v_~bitwiseXor_103))))) 4294967296))) (ite (<= .cse28 2147483647) .cse28 (+ .cse28 (- 4294967296))))) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16|) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| 2147483647))) .cse34 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0) .cse35 .cse36 .cse37 .cse38 .cse39 .cse40) (and .cse0 .cse1 .cse2 .cse3 (< 0 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (< |ULTIMATE.start_goodB2G1_~data~0#1| 1073741823) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 (= |ULTIMATE.start_goodB2G1_~result~0#1| (* 2 |ULTIMATE.start_goodB2G1_~data~0#1|)) .cse24 .cse25 .cse26 .cse27 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| Int) (v_~bitwiseXor_103 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| Int) (v_~bitwiseXor_100 Int) (v_~bitwiseXor_102 Int) (v_~bitwiseXor_101 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|) (= (let ((.cse41 (mod (let ((.cse43 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|)) (.cse45 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|))) (let ((.cse42 (= .cse45 0)) (.cse44 (= .cse43 0)) (.cse46 (= .cse43 .cse45))) (ite (= (ite .cse42 .cse43 (ite .cse44 .cse45 (ite .cse46 0 v_~bitwiseXor_100))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 0) (ite .cse42 .cse43 (ite .cse44 .cse45 (ite .cse46 0 v_~bitwiseXor_101))) (ite (= (ite .cse42 .cse43 (ite .cse44 .cse45 (ite .cse46 0 v_~bitwiseXor_102))) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) 0 v_~bitwiseXor_103))))) 4294967296))) (ite (<= .cse41 2147483647) .cse41 (+ .cse41 (- 4294967296)))) |ULTIMATE.start_goodB2G1_~data~0#1|) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 2147483647))) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 (<= 0 ~globalArgv~0.base) .cse20 .cse22 .cse23 (<= ~globalArgv~0.base 0) .cse24 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse25 .cse26 .cse27 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40))) [2022-11-20 21:33:21,956 INFO L899 garLoopResultBuilder]: For program point L1588-1(line 1588) no Hoare annotation was computed. [2022-11-20 21:33:21,958 INFO L895 garLoopResultBuilder]: At program point L1588-4(lines 1588 1591) the Hoare annotation is: (let ((.cse26 (= ~globalArgv~0.base 0)) (.cse0 (= 21 (select |#length| 2))) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= 1 (select |#valid| 5))) (.cse3 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|)) (.cse4 (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|)) (.cse5 (= (select |#length| 6) 18)) (.cse6 (= (select (select |#memory_int| 1) 0) 0)) (.cse7 (= ~globalArgv~0.offset 0)) (.cse8 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse9 (= (select |#valid| 3) 1)) (.cse10 (= (select |#valid| 7) 1)) (.cse11 (= 21 (select |#length| 5))) (.cse12 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse13 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|)) (.cse14 (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|)) (.cse15 (= (select |#length| 3) 54)) (.cse22 (= 16 (select |#length| 7))) (.cse23 (= (select |#valid| 4) 1)) (.cse24 (= (select |#valid| 1) 1)) (.cse25 (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|)) (.cse27 (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|)) (.cse28 (= (select |#valid| 0) 0)) (.cse29 (= (select |#length| 1) 1)) (.cse30 (= (select |#valid| 2) 1)) (.cse31 (= |#NULL.offset| 0)) (.cse32 (= ~globalFalse~0 0)) (.cse33 (= ~globalArgc~0 0)) (.cse34 (= (select |#valid| 6) 1)) (.cse35 (= 5 ~globalFive~0)) (.cse36 (= (select |#length| 4) 54)) (.cse37 (< 0 |#StackHeapBarrier|)) (.cse38 (= |#NULL.base| 0)) (.cse39 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 (< 0 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (< |ULTIMATE.start_goodB2G1_~data~0#1| 1073741823) .cse12 .cse13 .cse14 .cse15 (exists ((|v_ULTIMATE.start_goodB2G2_#t~nondet104#1_23| Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23| Int) (v_~bitwiseXor_181 Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet105#1_23| Int) (v_~bitwiseXor_177 Int) (v_~bitwiseXor_179 Int) (v_~bitwiseXor_178 Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_23|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_23| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_23|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_23| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23|) (= (let ((.cse16 (mod (let ((.cse18 (* |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_23| 32768)) (.cse20 (* 1073741824 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_23|))) (let ((.cse17 (= .cse20 0)) (.cse19 (= .cse18 0)) (.cse21 (= .cse18 .cse20))) (ite (= (ite .cse17 .cse18 (ite .cse19 .cse20 (ite .cse21 0 v_~bitwiseXor_181))) 0) |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23| (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23| 0) (ite .cse17 .cse18 (ite .cse19 .cse20 (ite .cse21 0 v_~bitwiseXor_177))) (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23| (ite .cse17 .cse18 (ite .cse19 .cse20 (ite .cse21 0 v_~bitwiseXor_179)))) 0 v_~bitwiseXor_178))))) 4294967296))) (ite (<= .cse16 2147483647) .cse16 (+ .cse16 (- 4294967296)))) |ULTIMATE.start_goodB2G2_~data~1#1|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_23| 2147483647))) .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 (= |ULTIMATE.start_goodB2G1_~result~0#1| (* 2 |ULTIMATE.start_goodB2G1_~data~0#1|)) .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (exists ((|v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19| Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet105#1_19| Int) (v_~bitwiseXor_181 Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet104#1_19| Int) (v_~bitwiseXor_177 Int) (v_~bitwiseXor_179 Int) (v_~bitwiseXor_178 Int)) (and (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_19|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_19| 2147483647) (= |ULTIMATE.start_goodB2G2_~data~1#1| (let ((.cse40 (mod (let ((.cse42 (* |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_19| 32768)) (.cse44 (* 1073741824 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_19|))) (let ((.cse41 (= .cse44 0)) (.cse43 (= .cse42 0)) (.cse45 (= .cse42 .cse44))) (ite (= (ite .cse41 .cse42 (ite .cse43 .cse44 (ite .cse45 0 v_~bitwiseXor_181))) 0) |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19| (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19| 0) (ite .cse41 .cse42 (ite .cse43 .cse44 (ite .cse45 0 v_~bitwiseXor_177))) (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19| (ite .cse41 .cse42 (ite .cse43 .cse44 (ite .cse45 0 v_~bitwiseXor_179)))) 0 v_~bitwiseXor_178))))) 4294967296))) (ite (<= .cse40 2147483647) .cse40 (+ .cse40 (- 4294967296))))) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_19|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_19| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_19|))) .cse12 .cse13 .cse14 .cse15 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16| Int) (v_~bitwiseXor_103 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| Int) (v_~bitwiseXor_100 Int) (v_~bitwiseXor_102 Int) (v_~bitwiseXor_101 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16|) (= |ULTIMATE.start_goodB2G1_~data~0#1| (let ((.cse46 (mod (let ((.cse48 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16|)) (.cse50 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16|))) (let ((.cse47 (= .cse50 0)) (.cse49 (= .cse48 0)) (.cse51 (= .cse48 .cse50))) (ite (= (ite .cse47 .cse48 (ite .cse49 .cse50 (ite .cse51 0 v_~bitwiseXor_100))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| 0) (ite .cse47 .cse48 (ite .cse49 .cse50 (ite .cse51 0 v_~bitwiseXor_101))) (ite (= (ite .cse47 .cse48 (ite .cse49 .cse50 (ite .cse51 0 v_~bitwiseXor_102))) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16|) 0 v_~bitwiseXor_103))))) 4294967296))) (ite (<= .cse46 2147483647) .cse46 (+ .cse46 (- 4294967296))))) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_16|) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_16|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_16| 2147483647))) .cse33 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0) .cse34 .cse35 .cse36 .cse37 .cse38 .cse39) (and .cse0 .cse1 .cse2 .cse3 .cse4 (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| Int) (v_~bitwiseXor_103 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| Int) (v_~bitwiseXor_100 Int) (v_~bitwiseXor_102 Int) (v_~bitwiseXor_101 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|) (= (let ((.cse52 (mod (let ((.cse54 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|)) (.cse56 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|))) (let ((.cse53 (= .cse56 0)) (.cse55 (= .cse54 0)) (.cse57 (= .cse54 .cse56))) (ite (= (ite .cse53 .cse54 (ite .cse55 .cse56 (ite .cse57 0 v_~bitwiseXor_100))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 0) (ite .cse53 .cse54 (ite .cse55 .cse56 (ite .cse57 0 v_~bitwiseXor_101))) (ite (= (ite .cse53 .cse54 (ite .cse55 .cse56 (ite .cse57 0 v_~bitwiseXor_102))) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) 0 v_~bitwiseXor_103))))) 4294967296))) (ite (<= .cse52 2147483647) .cse52 (+ .cse52 (- 4294967296)))) |ULTIMATE.start_goodB2G1_~data~0#1|) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 2147483647))) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse22 .cse23 .cse24 (<= 0 ~globalArgv~0.base) .cse25 .cse27 .cse28 (<= ~globalArgv~0.base 0) .cse29 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 (exists ((|v_ULTIMATE.start_goodB2G2_#t~nondet104#1_22| Int) (v_~bitwiseXor_181 Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22| Int) (v_~bitwiseXor_177 Int) (|v_ULTIMATE.start_goodB2G2_#t~nondet105#1_22| Int) (v_~bitwiseXor_179 Int) (v_~bitwiseXor_178 Int)) (and (<= |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_22| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22|) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_22|) (<= 0 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_22|) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22| 2147483647) (<= |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_22| 2147483647) (= |ULTIMATE.start_goodB2G2_~data~1#1| (let ((.cse58 (mod (let ((.cse60 (* |v_ULTIMATE.start_goodB2G2_#t~nondet105#1_22| 32768)) (.cse62 (* 1073741824 |v_ULTIMATE.start_goodB2G2_#t~nondet104#1_22|))) (let ((.cse59 (= .cse62 0)) (.cse61 (= .cse60 0)) (.cse63 (= .cse62 .cse60))) (ite (= (ite .cse59 .cse60 (ite .cse61 .cse62 (ite .cse63 0 v_~bitwiseXor_181))) 0) |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22| (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22| 0) (ite .cse59 .cse60 (ite .cse61 .cse62 (ite .cse63 0 v_~bitwiseXor_177))) (ite (= |v_ULTIMATE.start_goodB2G2_#t~nondet106#1_22| (ite .cse59 .cse60 (ite .cse61 .cse62 (ite .cse63 0 v_~bitwiseXor_179)))) 0 v_~bitwiseXor_178))))) 4294967296))) (ite (<= .cse58 2147483647) .cse58 (+ .cse58 (- 4294967296))))))) .cse36 .cse37 .cse38 .cse39))) [2022-11-20 21:33:21,958 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1641) no Hoare annotation was computed. [2022-11-20 21:33:21,958 INFO L899 garLoopResultBuilder]: For program point L1572(lines 1572 1580) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1574) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L899 garLoopResultBuilder]: For program point L1564-1(lines 1564 1582) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1626) no Hoare annotation was computed. [2022-11-20 21:33:21,959 INFO L895 garLoopResultBuilder]: At program point L1614(line 1614) the Hoare annotation is: false [2022-11-20 21:33:21,960 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1643) no Hoare annotation was computed. [2022-11-20 21:33:21,960 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1574) no Hoare annotation was computed. [2022-11-20 21:33:21,960 INFO L899 garLoopResultBuilder]: For program point L1598(line 1598) no Hoare annotation was computed. [2022-11-20 21:33:21,960 INFO L899 garLoopResultBuilder]: For program point L1598-1(line 1598) no Hoare annotation was computed. [2022-11-20 21:33:21,960 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-20 21:33:21,961 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-11-20 21:33:21,961 INFO L899 garLoopResultBuilder]: For program point L1574(line 1574) no Hoare annotation was computed. [2022-11-20 21:33:21,961 INFO L899 garLoopResultBuilder]: For program point L1574-1(line 1574) no Hoare annotation was computed. [2022-11-20 21:33:21,961 INFO L895 garLoopResultBuilder]: At program point L1599(line 1599) the Hoare annotation is: (let ((.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= ~globalArgv~0.offset 0)) (.cse2 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse3 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse4 (= ~globalArgv~0.base 0)) (.cse5 (= |#NULL.offset| 0)) (.cse6 (= ~globalFalse~0 0)) (.cse7 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse8 (= ~globalArgc~0 0)) (.cse9 (= 5 ~globalFive~0)) (.cse10 (<= 0 |#StackHeapBarrier|)) (.cse11 (<= 1 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse12 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 1073741822)) (.cse13 (= |#NULL.base| 0)) (.cse14 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|) (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2022-11-20 21:33:21,962 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: false [2022-11-20 21:33:21,962 INFO L899 garLoopResultBuilder]: For program point L1624(line 1624) no Hoare annotation was computed. [2022-11-20 21:33:21,962 INFO L899 garLoopResultBuilder]: For program point L1624-1(line 1624) no Hoare annotation was computed. [2022-11-20 21:33:21,962 INFO L899 garLoopResultBuilder]: For program point L1641(line 1641) no Hoare annotation was computed. [2022-11-20 21:33:21,962 INFO L899 garLoopResultBuilder]: For program point L1608(lines 1608 1628) no Hoare annotation was computed. [2022-11-20 21:33:21,962 INFO L899 garLoopResultBuilder]: For program point L1641-1(line 1641) no Hoare annotation was computed. [2022-11-20 21:33:21,963 INFO L895 garLoopResultBuilder]: At program point L1575(line 1575) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 1073741822) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= |ULTIMATE.start_goodB2G1_~result~0#1| (* 2 |ULTIMATE.start_goodB2G1_~data~0#1|)) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (<= 1 |ULTIMATE.start_goodB2G1_~data~0#1|) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-20 21:33:21,963 INFO L895 garLoopResultBuilder]: At program point L1633(line 1633) the Hoare annotation is: (let ((.cse18 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse11 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse21 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0)) (.cse8 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|)) (.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse19 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|)) (.cse20 (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646)) (.cse1 (= ~globalArgv~0.offset 0)) (.cse2 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse3 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse4 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse5 (= |ULTIMATE.start_goodG2B2_~data~3#1| 0)) (.cse6 (= ~globalArgv~0.base 0)) (.cse7 (<= 4 |ULTIMATE.start_goodG2B1_~result~2#1|)) (.cse9 (= |#NULL.offset| 0)) (.cse10 (= ~globalFalse~0 0)) (.cse22 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse12 (= ~globalArgc~0 0)) (.cse13 (= 5 ~globalFive~0)) (.cse14 (<= |ULTIMATE.start_goodG2B1_~result~2#1| 4)) (.cse15 (<= 0 |#StackHeapBarrier|)) (.cse16 (= |#NULL.base| 0)) (.cse17 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse18 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse19 .cse20 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse19 .cse20 .cse1 .cse2 .cse3 .cse4 .cse5 .cse18 .cse6 .cse7 .cse9 .cse10 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse18 .cse6 .cse7 .cse9 .cse10 .cse12 .cse21 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse22 .cse12 .cse21 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 .cse21 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse22 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse19 .cse20 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse22 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17))) [2022-11-20 21:33:21,963 INFO L899 garLoopResultBuilder]: For program point L1633-1(line 1633) no Hoare annotation was computed. [2022-11-20 21:33:21,964 INFO L895 garLoopResultBuilder]: At program point L1633-4(lines 1633 1636) the Hoare annotation is: (let ((.cse22 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|)) (.cse18 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|)) (.cse19 (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646)) (.cse9 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse20 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= ~globalArgv~0.offset 0)) (.cse2 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse3 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse4 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse21 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse5 (= ~globalArgv~0.base 0)) (.cse6 (<= 4 |ULTIMATE.start_goodG2B1_~result~2#1|)) (.cse7 (= |#NULL.offset| 0)) (.cse8 (= ~globalFalse~0 0)) (.cse10 (= |ULTIMATE.start_goodG2B2_~data~3#1| 2)) (.cse11 (= ~globalArgc~0 0)) (.cse12 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0)) (.cse13 (= 5 ~globalFive~0)) (.cse14 (<= |ULTIMATE.start_goodG2B1_~result~2#1| 4)) (.cse15 (<= 0 |#StackHeapBarrier|)) (.cse16 (= |#NULL.base| 0)) (.cse17 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse19 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse20 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse19 .cse1 .cse2 .cse3 .cse4 .cse21 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse22 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse22 .cse7 .cse8 .cse10 .cse20 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse21 .cse5 .cse6 .cse22 .cse7 .cse8 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse19 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse20 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse21 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17))) [2022-11-20 21:33:21,964 INFO L902 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: true [2022-11-20 21:33:21,964 INFO L895 garLoopResultBuilder]: At program point L1625(line 1625) the Hoare annotation is: (let ((.cse11 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0)) (.cse17 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|)) (.cse9 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse20 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse0 (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|)) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse18 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|)) (.cse19 (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646)) (.cse2 (= ~globalArgv~0.offset 0)) (.cse3 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse4 (= |ULTIMATE.start_goodG2B1_~result~2#1| (* 2 |ULTIMATE.start_goodG2B1_~data~2#1|))) (.cse5 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse16 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse6 (= ~globalArgv~0.base 0)) (.cse7 (= |#NULL.offset| 0)) (.cse8 (= ~globalFalse~0 0)) (.cse10 (= ~globalArgc~0 0)) (.cse12 (= 5 ~globalFive~0)) (.cse13 (<= 0 |#StackHeapBarrier|)) (.cse14 (= |#NULL.base| 0)) (.cse15 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse16 .cse6 .cse17 .cse7 .cse8 .cse10 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse16 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse18 .cse19 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse17 .cse7 .cse8 .cse20 .cse10 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse20 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse17 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse18 .cse19 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse20 .cse10 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse18 .cse19 .cse2 .cse3 .cse4 .cse5 .cse16 .cse6 .cse7 .cse8 .cse10 .cse12 .cse13 .cse14 .cse15))) [2022-11-20 21:33:21,964 INFO L902 garLoopResultBuilder]: At program point L1658-1(line 1658) the Hoare annotation is: true [2022-11-20 21:33:21,965 INFO L899 garLoopResultBuilder]: For program point L1592(line 1592) no Hoare annotation was computed. [2022-11-20 21:33:21,965 INFO L899 garLoopResultBuilder]: For program point L1592-1(lines 1592 1606) no Hoare annotation was computed. [2022-11-20 21:33:21,965 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1607) no Hoare annotation was computed. [2022-11-20 21:33:21,965 INFO L902 garLoopResultBuilder]: At program point L1642(line 1642) the Hoare annotation is: true [2022-11-20 21:33:21,965 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1624) no Hoare annotation was computed. [2022-11-20 21:33:21,966 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= |ULTIMATE.start_goodB2G1_~data~0#1| 0) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-20 21:33:21,966 INFO L899 garLoopResultBuilder]: For program point L1560-1(line 1560) no Hoare annotation was computed. [2022-11-20 21:33:21,966 INFO L895 garLoopResultBuilder]: At program point L1560-4(lines 1560 1563) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet98#1_20| Int) (v_~bitwiseXor_98 Int) (v_~bitwiseXor_97 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet97#1_20| Int) (v_~bitwiseXor_104 Int) (v_~bitwiseXor_99 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet98#1_20| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet98#1_20|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet97#1_20| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20|) (= (let ((.cse0 (mod (+ (* (let ((.cse2 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet98#1_20|)) (.cse4 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet97#1_20|))) (let ((.cse1 (= 0 .cse4)) (.cse3 (= .cse2 0)) (.cse5 (= .cse2 .cse4))) (ite (= (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_97))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20| 0) (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_98))) (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20| (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_104)))) 0 v_~bitwiseXor_99))))) 4294967295) 4294967295) 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) |ULTIMATE.start_goodB2G1_~data~0#1|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet99#1_20| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet97#1_20|))) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= ~globalArgv~0.base 0) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (= (select |#length| 1) 1) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-20 21:33:21,967 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 21:33:21,967 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1624) no Hoare annotation was computed. [2022-11-20 21:33:21,967 INFO L899 garLoopResultBuilder]: For program point L1594(lines 1594 1605) no Hoare annotation was computed. [2022-11-20 21:33:21,967 INFO L895 garLoopResultBuilder]: At program point L1603(line 1603) the Hoare annotation is: (let ((.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (= ~globalArgv~0.offset 0)) (.cse2 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse3 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse4 (= ~globalArgv~0.base 0)) (.cse5 (= |#NULL.offset| 0)) (.cse6 (= ~globalFalse~0 0)) (.cse7 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse8 (= ~globalArgc~0 0)) (.cse9 (= 5 ~globalFive~0)) (.cse10 (<= 0 |#StackHeapBarrier|)) (.cse11 (= |#NULL.base| 0)) (.cse12 (= ~globalTrue~0 1))) (or (and .cse0 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|) (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0) .cse9 .cse10 .cse11 .cse12))) [2022-11-20 21:33:21,967 INFO L899 garLoopResultBuilder]: For program point L1570(lines 1570 1581) no Hoare annotation was computed. [2022-11-20 21:33:21,968 INFO L899 garLoopResultBuilder]: For program point L1570-1(lines 1564 1582) no Hoare annotation was computed. [2022-11-20 21:33:21,968 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1598) no Hoare annotation was computed. [2022-11-20 21:33:21,968 INFO L899 garLoopResultBuilder]: For program point L1620(line 1620) no Hoare annotation was computed. [2022-11-20 21:33:21,968 INFO L899 garLoopResultBuilder]: For program point L1620-1(lines 1620 1627) no Hoare annotation was computed. [2022-11-20 21:33:21,968 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: (let ((.cse17 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse10 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse18 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0)) (.cse16 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|)) (.cse0 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse1 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|)) (.cse2 (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646)) (.cse3 (= |ULTIMATE.start_goodG2B1_~data~2#1| 0)) (.cse4 (= ~globalArgv~0.offset 0)) (.cse5 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse6 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse19 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse7 (= ~globalArgv~0.base 0)) (.cse8 (= |#NULL.offset| 0)) (.cse9 (= ~globalFalse~0 0)) (.cse11 (= ~globalArgc~0 0)) (.cse12 (= 5 ~globalFive~0)) (.cse13 (<= 0 |#StackHeapBarrier|)) (.cse14 (= |#NULL.base| 0)) (.cse15 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse17 .cse11 .cse18 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse9 .cse17 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse17 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse18 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse19 .cse7 .cse8 .cse9 .cse11 .cse18 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse19 .cse7 .cse16 .cse8 .cse9 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse19 .cse7 .cse8 .cse9 .cse11 .cse12 .cse13 .cse14 .cse15))) [2022-11-20 21:33:21,969 INFO L895 garLoopResultBuilder]: At program point L1579(line 1579) the Hoare annotation is: (and (= 21 (select |#length| 2)) (= ~GLOBAL_CONST_FALSE~0 0) (= 1 (select |#valid| 5)) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_main_~argv#1.offset|) (= |ULTIMATE.start_main_~argc#1| |ULTIMATE.start_main_#in~argc#1|) (exists ((|v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| Int) (v_~bitwiseXor_103 Int) (|v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| Int) (v_~bitwiseXor_100 Int) (v_~bitwiseXor_102 Int) (v_~bitwiseXor_101 Int)) (and (<= |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21| 2147483647) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|) (= (let ((.cse0 (mod (let ((.cse2 (* 32768 |v_ULTIMATE.start_goodB2G1_#t~nondet95#1_21|)) (.cse4 (* 1073741824 |v_ULTIMATE.start_goodB2G1_#t~nondet94#1_21|))) (let ((.cse1 (= .cse4 0)) (.cse3 (= .cse2 0)) (.cse5 (= .cse2 .cse4))) (ite (= (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_100))) 0) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| (ite (= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 0) (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_101))) (ite (= (ite .cse1 .cse2 (ite .cse3 .cse4 (ite .cse5 0 v_~bitwiseXor_102))) |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) 0 v_~bitwiseXor_103))))) 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) |ULTIMATE.start_goodB2G1_~data~0#1|) (<= 0 |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21|) (<= |v_ULTIMATE.start_goodB2G1_#t~nondet96#1_21| 2147483647))) (= (select |#length| 6) 18) (= (select (select |#memory_int| 1) 0) 0) (= ~globalArgv~0.offset 0) (= 5 ~GLOBAL_CONST_FIVE~0) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 21 (select |#length| 5)) (= ~GLOBAL_CONST_TRUE~0 1) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_#in~argv#1.base|) (= |ULTIMATE.start_main_#in~argv#1.base| |ULTIMATE.start_main_~argv#1.base|) (= (select |#length| 3) 54) (= 16 (select |#length| 7)) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (<= 0 ~globalArgv~0.base) (= |ULTIMATE.start_main_#in~argv#1.offset| |ULTIMATE.start_#in~argv#1.offset|) (= |ULTIMATE.start_main_#in~argc#1| |ULTIMATE.start_#in~argc#1|) (= (select |#valid| 0) 0) (<= ~globalArgv~0.base 0) (= (select |#length| 1) 1) (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= ~globalFalse~0 0) (= ~globalArgc~0 0) (= (select |#valid| 6) 1) (= 5 ~globalFive~0) (= (select |#length| 4) 54) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~globalTrue~0 1)) [2022-11-20 21:33:21,969 INFO L899 garLoopResultBuilder]: For program point L1612-1(line 1612) no Hoare annotation was computed. [2022-11-20 21:33:21,969 INFO L899 garLoopResultBuilder]: For program point L1612-2(lines 1612 1619) no Hoare annotation was computed. [2022-11-20 21:33:21,970 INFO L895 garLoopResultBuilder]: At program point L1612-3(lines 1612 1619) the Hoare annotation is: (let ((.cse9 (<= 1073741823 |ULTIMATE.start_goodB2G2_~data~1#1|)) (.cse15 (<= 0 |ULTIMATE.start_goodB2G1_~result~0#1|)) (.cse16 (<= |ULTIMATE.start_goodB2G1_~result~0#1| 2147483646)) (.cse19 (= |ULTIMATE.start_goodB2G2_~result~1#1| (* |ULTIMATE.start_goodB2G2_~data~1#1| 2))) (.cse18 (<= |ULTIMATE.start_goodB2G1_~data~0#1| 0)) (.cse0 (= 2 |ULTIMATE.start_goodG2B1_~data~2#1|)) (.cse1 (= ~GLOBAL_CONST_FALSE~0 0)) (.cse2 (= ~globalArgv~0.offset 0)) (.cse3 (= 5 ~GLOBAL_CONST_FIVE~0)) (.cse4 (= ~GLOBAL_CONST_TRUE~0 1)) (.cse17 (<= |ULTIMATE.start_goodB2G2_~data~1#1| 0)) (.cse5 (= ~globalArgv~0.base 0)) (.cse6 (<= 1073741823 |ULTIMATE.start_goodB2G1_~data~0#1|)) (.cse7 (= |#NULL.offset| 0)) (.cse8 (= ~globalFalse~0 0)) (.cse10 (= ~globalArgc~0 0)) (.cse11 (= 5 ~globalFive~0)) (.cse12 (<= 0 |#StackHeapBarrier|)) (.cse13 (= |#NULL.base| 0)) (.cse14 (= ~globalTrue~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse15 .cse16 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse15 .cse16 .cse2 .cse3 .cse4 .cse17 .cse5 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse18 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse15 .cse16 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse19 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse8 .cse19 .cse10 .cse18 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse19 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse7 .cse8 .cse10 .cse18 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14))) [2022-11-20 21:33:21,970 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1641) no Hoare annotation was computed. [2022-11-20 21:33:21,970 INFO L899 garLoopResultBuilder]: For program point L1637(line 1637) no Hoare annotation was computed. [2022-11-20 21:33:21,970 INFO L899 garLoopResultBuilder]: For program point L1637-1(lines 1637 1644) no Hoare annotation was computed. [2022-11-20 21:33:21,970 INFO L899 garLoopResultBuilder]: For program point staticReturnsTrueEXIT(lines 1548 1551) no Hoare annotation was computed. [2022-11-20 21:33:21,971 INFO L902 garLoopResultBuilder]: At program point staticReturnsTrueENTRY(lines 1548 1551) the Hoare annotation is: true [2022-11-20 21:33:21,974 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 21:33:21,976 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 21:33:21,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:33:21 BoogieIcfgContainer [2022-11-20 21:33:21,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 21:33:21,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 21:33:21,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 21:33:21,987 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 21:33:21,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:18:33" (3/4) ... [2022-11-20 21:33:21,991 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 21:33:21,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 21:33:21,997 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-11-20 21:33:21,997 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 21:33:21,997 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-11-20 21:33:22,002 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 21:33:22,003 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 21:33:22,003 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 21:33:22,004 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 21:33:22,050 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/witness.graphml [2022-11-20 21:33:22,051 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 21:33:22,051 INFO L158 Benchmark]: Toolchain (without parser) took 890515.95ms. Allocated memory was 163.6MB in the beginning and 352.3MB in the end (delta: 188.7MB). Free memory was 121.1MB in the beginning and 156.8MB in the end (delta: -35.7MB). Peak memory consumption was 153.0MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,052 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:33:22,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.42ms. Allocated memory is still 163.6MB. Free memory was 121.1MB in the beginning and 72.2MB in the end (delta: 49.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.05ms. Allocated memory is still 163.6MB. Free memory was 72.2MB in the beginning and 68.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,052 INFO L158 Benchmark]: Boogie Preprocessor took 56.76ms. Allocated memory is still 163.6MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,053 INFO L158 Benchmark]: RCFGBuilder took 871.12ms. Allocated memory is still 163.6MB. Free memory was 66.6MB in the beginning and 124.1MB in the end (delta: -57.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,053 INFO L158 Benchmark]: TraceAbstraction took 888168.37ms. Allocated memory was 163.6MB in the beginning and 352.3MB in the end (delta: 188.7MB). Free memory was 123.0MB in the beginning and 161.0MB in the end (delta: -38.0MB). Peak memory consumption was 209.3MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,053 INFO L158 Benchmark]: Witness Printer took 64.41ms. Allocated memory is still 352.3MB. Free memory was 161.0MB in the beginning and 156.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 21:33:22,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.42ms. Allocated memory is still 163.6MB. Free memory was 121.1MB in the beginning and 72.2MB in the end (delta: 49.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.05ms. Allocated memory is still 163.6MB. Free memory was 72.2MB in the beginning and 68.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.76ms. Allocated memory is still 163.6MB. Free memory was 68.7MB in the beginning and 66.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 871.12ms. Allocated memory is still 163.6MB. Free memory was 66.6MB in the beginning and 124.1MB in the end (delta: -57.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 888168.37ms. Allocated memory was 163.6MB in the beginning and 352.3MB in the end (delta: 188.7MB). Free memory was 123.0MB in the beginning and 161.0MB in the end (delta: -38.0MB). Peak memory consumption was 209.3MB. Max. memory is 16.1GB. * Witness Printer took 64.41ms. Allocated memory is still 352.3MB. Free memory was 161.0MB in the beginning and 156.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1624]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1641]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 69 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 888.1s, OverallIterations: 20, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 944 SdHoareTripleChecker+Valid, 7.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 811 mSDsluCounter, 4571 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1362 IncrementalHoareTripleChecker+Unchecked, 3270 mSDsCounter, 208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5663 IncrementalHoareTripleChecker+Invalid, 7233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 208 mSolverCounterUnsat, 1301 mSDtfsCounter, 5663 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1986 GetRequests, 1567 SyntacticMatches, 63 SemanticMatches, 356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4832 ImplicationChecksByTransitivity, 810.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=14, InterpolantAutomatonStates: 323, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 186 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 113 PreInvPairs, 173 NumberOfFragments, 7198 HoareAnnotationTreeSize, 113 FomulaSimplifications, 1081 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 23 FomulaSimplificationsInter, 10862 FormulaSimplificationTreeSizeReductionInter, 27.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1801 NumberOfCodeBlocks, 1801 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2312 ConstructedInterpolants, 0 QuantifiedInterpolants, 2903 SizeOfPredicates, 9 NumberOfNonLiveVariables, 2912 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 44 InterpolantComputations, 11 PerfectInterpolantSequences, 1242/1278 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 32.1s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 45, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 489, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 321, TOOLS_POST_TIME: 9.0s, TOOLS_POST_CALL_APPLICATIONS: 306, TOOLS_POST_CALL_TIME: 12.2s, TOOLS_POST_RETURN_APPLICATIONS: 204, TOOLS_POST_RETURN_TIME: 6.3s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 831, TOOLS_QUANTIFIERELIM_TIME: 27.1s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.4s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 1176, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 270, DOMAIN_JOIN_TIME: 3.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 489, DOMAIN_ISBOTTOM_TIME: 1.2s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 204, CALL_SUMMARIZER_CACHE_MISSES: 36, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.2s, DAG_COMPRESSION_PROCESSED_NODES: 14738, DAG_COMPRESSION_RETAINED_NODES: 1203, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 21:33:22,280 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-11-20 21:33:22,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ade4eb7-df99-4e6e-af3c-c3f5085e6228/bin/utaipan-6cKwYrpEi9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE